Question

Which set of numbers does not create a triangle?

80 cm, 25 cm, 1 m

5 m, 12 m, 8 m

110 ft, 12 yd, 150 ft

7 yd, 13 yd, 19 yd

Answer 1

d

Answer 2

here is why:

laws on sides of triangles:
a+ b > c
a + c > b
b+ c > a

Hint: For 3 lengths to form a triangle, the sum of any two sides must be greater than the other. Test it for each of those options

Answer 3

it's not D..but your law on sides of triangles is right

Answer 4

so, whats the answer

Answer 5

C